[...] These are just a few samples from the arsenal of degrading language Limbaugh deploys on women, people of color, lesbians and gays, immigrants, the disabled, the elderly, Muslims, Jews, veterans, environmentalists and so forth. Limbaugh doesn't just call people names. He promotes language that deliberately dehumanizes his targets. Like the sophisticated propagandist Josef Goebbels, he creates rhetorical frames -- and the bigger the lie the more effective -- inciting listeners to view people they disagree with as sub-humans. His longtime favorite term for women, "femi-nazi," doesn't even raise eyebrows anymore, an example of how rhetoric spreads when unchallenged by...